How to control Samsung DeX screen with a device?

Last Update Date : Dec 27. 2018

Samsung DeX is a service that allows you to use your smartphone like a computer by connecting the smartphone to an external display, such as a TV or monitor. While using Samsung DeX, you can simultaneously use your smartphone.

Controlling with an external keyboard and mouse

You can use a wireless keyboard/mouse. Refer to the respective device’s manual for more information.
• You can set the mouse pointer to flow from the external display to the smartphone’s screen. Launch the Settings app, select Samsung DeX → Mouse/trackpad, and then select the Flow pointer to phone screen switch to activate it.
• You can also use the external keyboard on the smartphone’s screen.

Using your mobile as a touchpad

You can use your device’s screen as a touchpad and operate it with your fingers or the S Pen. On your smartphone, drag downwards from the top  of the screen to open the notification panel and tap Use your phone as a touchpad.

 

ㆍYou can use the touchpad only when using Samsung DeX mode.

ㆍIf your smartphone’s case has a front cover, open it to use your smartphone as a touchpad. If the front cover is closed, touchpad may not work properly.

ㆍIf your smartphone’s screen turns off, press the Power key to turn on the screen.

Samsung Dex
use-yout-phone-as-touchpad

Orienting the touchpad

When you are using smartphone as a touchpad, you can use it in either the horizontal or vertical alignment. To rotate the touchpad, rotate the smartphone or double-tap 

orienting the touchpad

Using smartphone while using the touchpad 

You can use apps on your smartphone even while it is being used as a touchpad.

Hard press the Home button area to move to the Home screen and select apps you want to use.

Writing or drawing on the touchpad with the S Pen

You can handwrite or draw on the touchpad with the S Pen. Rotate the touchpad to the landscape orientation and detach the S Pen from your device. The S Pen drawing pad will appear on the touchpad.

Using the screen keyboard

When you enter text to send messages, create notes, or perform other tasks, a screen keyboard will appear automatically on your smartphone’s screen without connecting an external keyboard. If the keyboard does not appear, select keyboard icon on the quick access toolbar.

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